
- Author: George R. Levine
- Language: English
- Year: 1967

- Author: Coburn Gum
- Language: English
- Year: 1969

- Author: Herbert Alexander Ellis
- Language: English
- Year: 1973

- Author: William M. Wynkoop
- Language: English
- Year: 1966

- Author: George John Zytaruk
- Language: English
- Year: 1971

- Author: William R. Chadwick
- Language: English
- Year: 1975

- Author: Sidney Shanker
- Language: English
- Year: 1975

- Author: Walter Haddon (editor), Charles J. [Ed.] Lees (editor)
- Language: English
- Year: 1967

- Author: Frank J. Messmann
- Language: English
- Year: 1974

- Author: Robert R. Hodges
- Language: English
- Year: 1967